> Acked-by: Ingo Molnar <mingo@elte.hu>> > note that no matter how much scheduler logic, in the end > cross-scheduling of tasks between nodes on NUMA will always have a > permanent penalty (i.e. the 'migration cost' is 'infinity' in the long > run), so the primary focus _hast to be_ on 'get it right initially' When > tasks must spill over to other nodes will always remain a special case. > So balance-on-fork/exec/[clone] definitely needs to be aware of the full > domain tree picture.>

Yes, well put. I imagine this will only become more important asthere becomes more push towards multiprocessing machines, and theneed for higher memory bandwidth and lower latency to CPUs.